CVE-2026-50280 Craft CMS: Authorization bypass in `entries/move-to-section` via missing target-section save check

Craft CMS is a content management system CMS. In versions 5.0.0-RC1 and above prior to 5.9.21, the EntriesController::actionMoveToSection endpoint gates the destination section only by viewEntries:$section-uid rather than requiring saveEntries permission the source entry is separately checked via...